Displaying posts tagged: photography
NDVI is an acronym for Normalised Difference Vegetation Index.
It's a very interesting measure of plant photosynthesis and health derived from measuring the difference in near-infrared and visual reflectance.
I've recently been exploring its use for plant monitoring; here are a few calibration images.
On my recent cycling trip into the Brisbane Waters National Park (in NSW), I was fortunate enough to be in a very rainy period with fast flowing creeks the norm wherever I camped.
As the water flows off from the eucalyptus forest, it takes with it foam forming chemicals. An oddity of this particular creek was an…